Table 1:
Summary Statistics for Communities Actively Researching Exposure Study (CARES) Participants in Marietta, Ohio
| n | Mean(SD) | Range | Median | |
|---|---|---|---|---|
| Age (years) | 88 | 8.6 (0.9) | 7.0 – 10.0 | 8.7 |
| Time Weighted Distance (km) | 88 | 10.6 (3.5) | 3.5 – 17.7 | 11.0 |
| Parent Education(BSMSSa) | 88 | 14.7 (2.4) | 9.0 – 20.0 | 15.0 |
| HVAC Scoreb | 88 | 4.91 (1.08) | 1.00 – 7.00 | 5.00 |
| Hair Mn (mg/kg) | 77 | 0.83 (1.25) | 0.096 – 7.38 | 0.44 |
| Household Dust Mn (μg/m2) | 71 | 107 (136) | 8 – 746 | 59 |
| Soil Mn (mg/kg) | 71 | 597 (366) | 94 – 2229 | 552 |
| Modeled Annual Mn (ng/m3) | 88 | 33.9 (30.3) | 5.8 – 159.9 | 19.3 |
| Time Spent Outside (hrs/week) | 88 | 25.1 (9.4) | 8.8 – 55.0 | 23.9 |
| Log Hair Mn | 77 | 6.18 (0.95) | 4.57 – 8.91 | 6.10 |
| Log Dust Mn | 71 | 1.82 (0.95) | −0.31 – 4.24 | 1.70 |
| Log Soil Mn | 71 | 6.23 (0.60) | 4.54 – 7.71 | 6.31 |
| Log Modeled Annual Mn | 88 | 3.20 (0.78) | 1.75 – 5.07 | 2.96 |
| Log Time Spent Outside | 88 | 3.16 (0.37) | 2.17 – 4.01 | 3.17 |
a
BSMSS is the Barratt Simplified Measure of Social Status
b
HVAC Score represents a measure of the heating, ventilation, air conditioning and air filtration in the home. Higher values are associated with more household air filtration.